/*
 * Copyright 2014 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.springframework.xd.dirt.util;

/**
 * Provides general utilities for Spring XD.
 *
 * @author Gunnar Hillert
 * @since 1.1
 */
public final class XdUtils {

	/**
	 * Returns the Spring XD version using {@link java.lang.Package#getImplementationVersion()}.
	 *
	 * @return May return null.
	 */
	public static String getSpringXdVersion() {
		final Package pkg = XdUtils.class.getPackage();
		String version = null;
		if (pkg != null) {
			version = pkg.getImplementationVersion();
		}
		return version;
	}

}
